array ( 0 => 'index.php', 1 => 'PHP Manual', ), 'head' => array ( 0 => 'UTF-8', 1 => 'en', ), 'this' => array ( 0 => 'function.posix-getpid.php', 1 => 'posix_getpid', ), 'up' => array ( 0 => 'ref.posix.php', 1 => 'POSIX Functions', ), 'prev' => array ( 0 => 'function.posix-getpgrp.php', 1 => 'posix_getpgrp', ), 'next' => array ( 0 => 'function.posix-getppid.php', 1 => 'posix_getppid', ), 'alternatives' => array ( ), 'source' => array ( 'lang' => 'en', 'path' => 'reference/posix/functions/posix-getpid.xml', ), ); $setup["toc"] = $TOC; $setup["toc_deprecated"] = $TOC_DEPRECATED; $setup["parents"] = $PARENTS; manual_setup($setup); ?>
(PHP 4, PHP 5, PHP 7, PHP 8)
posix_getpid — Return the current process identifier
This function has no parameters.
Returns the identifier, as an int.
Example #1 Example use of posix_getpid()
<?php
echo posix_getpid(); //8805
?>